One vertex per element, one color per generator, with an edge from x to x·s.
(2,5)(6,8)(9,10,13,15)(11,16,12,14)(17,18,24,27)(19,23,26,22)(20,29,31,28)(21,25,30,32)(1,2,4,5)(3,6,7,8)(17,19,22,18,24,26,23,27)(20,25,30,28,31,32,21,29)(1,3,4,7)(2,6,5,8)(9,11,13,12)(10,14,15,16)(17,20)(18,25)(19,28)(21,22)(23,30)(24,31)(26,29)(27,32)(3,7)(6,8)(9,12,13,11)(10,14,15,16)(17,21,23,31,24,30,22,20)(18,25,19,29,27,32,26,28)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.